Surly Straggler 1x - 650b Cold Steel BlueOne By version of the Surly Straggler So what is this Straggler anyway? The easy answer is to say that we added disc brakes to a Cross Check and this is close to accurate. People have asked us to make a disc version of our highly versatile Cross Check for a long time now and almost everything about the two are very similar. Straggler is slightly different, though. The most obvious difference of course is that the Straggler has disc caliper mounts